Nut-lock.



E. H. BECHBERGER.

NUT LOCK. APPLlcAnuN man Nov. 4. Isls. nenfwfu MAY Il; Isls.

Patented Oct. 8, 1918.

wilma Clima sions and With the oppositely extending` shoulders 11 and 12.

As stated, the washer 4 is arranged upon therbolt and the nut is secured home upon the bolt contacting with 'the' said Washer'to force the same upon the superstructure. The washer 5 is now arranged over the boit 3 andthe shoulders 11 and 12 are disposed'a slight distance from the shoulders 8 of the washer 4. A. siightfmovement -in van 'un- Yscrewing direction wil cause the shoulders 11 and 12 of the Washer 5 toengage with he an larshoulders 8 of ,the ,washerliand thus loe' the washers connected and heid thev mit in locked position upon bolt. It will be apparent that when thejnut iis tnrnedinel homevvard direction, the distance fm'regd to permit of them-engagement of the oulders with the washers 4 and V5 the said shoulders will be brow'ht away :from thenut, permitting `the was er '5 tobe removed and allowin'gthe nut to `be unscrewedfrom the bolt. It will also be apparent that inV instances when the washer V5 is of a less thickness than the washer 4, the angular arrangement of "the shoulders 11 and 12 will not 'be required, ,as

the straight shoulders upon lthe Washer 5 would `then underlie the shouiders'S upon the washer 4, and from the above description,

takenin connection with the accompanyin drawing, thesimplicity of the device asfw 1 as `the advantages 'thereof will, it is thought, be perfectl apparent to those skilled in the art to Whie ysuch invention appertains without further detailed descrip'tion.` r

(limbesI of this patent may be obteprim'nl for As disclosed yin Fig. 6 of the drawings the wzdmrfmny rhaveiis rounded wall terminating vin a Hat surface 5", and the shank of the bolt 2 ma have one of its sides or sur-V iaces flattene as at 2b, to contact with the 5' provided in ythe opening in Lthe washer 4a. l v p A v Having thus described the inventiomwhat is claimed as new, is :v

In lcombination with KAa bolt and a nut `Yscrewed upon the boit, of a Vlockingmeans v between saidnut andbolt comprising an inner wns'her co-engaging'wth Ythe'bt and havn'gan inner serrated face, "and an outer washer, both of said washers comprising p'sinherally rounded members, the inner W er being siitted ,inwardly its periphe at drametricaily opposite points, and

being ent anguiari' frorns'aid slits fto form f tobe by the shoulders of the lugs of i .the mentioned washer, Wherehyto lock 'the second .mentioned 'washer the mentionedA waeher.` v y In testimony whereof I aiix my signature.

yEARL BECHBERGER. p

five cents each, by addressing `the "Comvissioner -oif Paten-ts,

A-sha ed connected membersand'the j y sppro'vided by oi thesaid 'members designed 4to A'receive' the edges of 'the piposittil, .extending i Shaped depressions, 

